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JPL Small-Body Database Browser
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(2017 JR1)
Classification: Apollo [NEO]          SPK-ID: 3774558
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2457876.5 (2017-May-03.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3794272421541552 0.0013614  
a 1.434194436428051 0.0026746 au
q .8900219967013225 0.00029279 au
i 6.107163644557755 0.019377 deg
node 212.1669804252453 0.0025167 deg
peri 79.04333806382526 0.005937 deg
M 327.1550853250165 0.1132 deg
tp 2457933.736901356334
(2017-Jun-29.23690136)
0.037154 TDB
period 627.3508301720258
1.72
1.7549
0.004805
d
yr
n .5738415933892753 0.0016052 deg/d
Q 1.978366876154779 0.0036894 au
  Orbit Determination Parameters
   # obs. used (total)      56  
   data-arc span      10 days  
   first obs. used      2017-05-02  
   last obs. used      2017-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .45268  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-May-13 06:43:35  

Additional Information
 Earth MOID = .0404956 au 
 Jupiter MOID = 3.22529 au 
 T_jup = 4.594 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.7   n/a MPO411592  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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